SONY WHCH720N Wireless Bluetooth Noise-Cancelling Headphones – Black

Size & Weight Weight Approx. 192 g General Features Headphone Type Closed Driver Unit Dynamic, 30 mm FREQUENCY RESPONSE (ACTIVE OPERATION) 7 Hz – 20 000 Hz (JEITA) Impedance (Ohm) 325 ohms (1 kHz) (when connecting via the headphone cable with the unit turned on) , 31 ohms (1 kHz) (when connecting via the headphone cable with the unit turned off) Frequency Response(Bluetooth® Communication) 20 Hz – 20 000 Hz (Sampling frequency 44.1 kHz) Frequency Response 7 Hz – 20 000 Hz (JEITA) Frequency Response (Active Operation) 7 Hz – 20 000 Hz (JEITA) FREQUENCY RESPONSE (ACTIVE OPERATION) 7 Hz – 20 000 Hz (JEITA) Sensitivities (dB/mW) 108 dB / mW (when connecting via the headphone cable with the unit turned on) , 99 dB / mW (when connecting via the headphone cable with the unit turned off) Volume Control Yes Frequency Response(Bluetooth® Communication) 20 Hz – 20 000 Hz (Sampling frequency 44.1 kHz) Cord Type Single-sided (detachable) Sensitivities (dB/mW) 108 dB / mW (when connecting via the headphone cable with the unit turned on) , 99 dB / mW (when connecting via the headphone cable with the unit turned off) Cord Length approx. 1.2 m Volume Control Yes Cord Type Single-sided (detachable) Plug Gold-plated L-shaped stereo mini plug Input(s) Stereo Mini Jack Cord Length approx. 1.2 m Wearing Style Over Ear Plug Gold-plated L-shaped stereo mini plug Input(s) Stereo Mini Jack DSEE Yes Wearing Style Over Ear Passive Operation Yes AMBIENT SOUND MODE Yes DSEE Yes Passive Operation Yes Portable Headphone Amplifier IMPEDANCE (OHM) 325 ohms (1 kHz) (when connecting via the headphone cable with the unit turned on) , 31 ohms (1 kHz) (when connecting via the headphone cable with the unit turned off) AMBIENT SOUND MODE Yes FREQUENCY RESPONSE 7 Hz – 20 000 Hz (JEITA) Battery Battery Charge Time Approx. 3.5 hrs Battery Charge Time Approx. 3.5 hrs Battery Charge Method USB Battery Life(continuous music playback time) Max. 35 hrs (NC ON) , Max. 50 hrs (NC OFF) Battery Charge Method USB Battery Life(continuous music playback time) Max. 35 hrs (NC ON) , Max. 50 hrs (NC OFF) BATTERY LIFE(CONTINUOUS COMMUNICATION TIME) Max. 35 hrs (NC ON) , Max. 40 hrs (NC OFF) BATTERY LIFE(CONTINUOUS COMMUNICATION TIME) Max. 35 hrs (NC ON) , Max. 40 hrs (NC OFF) Bluetooth® Specification Bluetooth® version Bluetooth Specification Version 5.2 Bluetooth® version Bluetooth Specification Version 5.2 Effective Range Approx. 10 m Effective Range Approx. 10 m Frequency Range 2.4 GHz band (2.400 0 GHz – 2.483 5 GHz) Profile A2DP, AVRCP, HFP, HSP Frequency Range 2.4 GHz band (2.400 0 GHz – 2.483 5 GHz) Profile A2DP, AVRCP, HFP, HSP Supported Audio Format(s) SBC, AAC Supported Audio Format(s) SBC, AAC Supported Content Protection SCMS-T Supported Content Protection SCMS-T Noise Cancelling Ambient Sound Mode Yes Ambient Sound Mode Yes SKU: 4548736142428 Categories: ELECTRONIC, HEADPHONES, PROMOTION